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Olga Gray and the Woolwich Arsenal Spy Ring
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Catalogue reference: HW 13/30
This record is about the German Naval Air Activity (GNA): Including liaison with U-boats following search... dating from 1941 Sept 9-1942 Mar 31 in the series Government Code and Cypher School: Second World War Intelligence Summaries Based.... It is held at The National Archives, Kew.
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German Naval Air Activity (GNA): Including liaison with U-boats following search and location of Allied convoys
HW 13
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Government Code and Cypher School: Second World War Intelligence Summaries Based...
German Naval Air Activity (GNA): Including liaison with U-boats following search...
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